[[File:123223D043ad4bd11373f08af0b8f4a00f4bfbfaed0489.jpg|缩略图|居中|[https://ss0.baidu.com/94o3dSag_xI4khGko9WTAnF6hhy/baike/g=0;w=268/sign=f300504a9713b07eadbd55037beaa315/d043ad4bd11373f08af0b8f4a00f4bfbfaed0489.sogoujpg 原图链接][https://image.baidu.com/PicBooklet.vsearch/detail?relateImageGroupIdsct=503316480&z=0&ipn=d&word=流苏子属&step_word=&hs=0&pn=0&spn=0&di=47960&pi=0&rn=1&tn=baiduimagedetail&is=0%2C0&istype=0&ie=utf-8&oe=utf-8&in=&cl=2&lm=-1&st=undefined&cs=101822794%2C137879617&os=859491272%2C953105074&simid=4249201071%2C796471176&adpicid=0&lpn=0&ln=996&fr=&lemmaIdfmq=91514111621562392835_R&nowfm=&ic=undefined&s=undefined&hd=undefined&latest=undefined&copyright=undefined&se=&sme=&tab=0&width=undefined&height=undefined&face=undefined&ist=&jit=&cg=&bdtype=0&oriquery=&objurl=https%3A%2F%2Fpic.baike2Fss0.sosobaidu.com%2Fp2F94o3dSag_xI4khGko9WTAnF6hhy%2Fbaike%2Fg%3D0%3Bw%2F201202283D268%2F20120228153238-20348498712Fsign%3Df300504a9713b07eadbd55037beaa315%2Fd043ad4bd11373f08af0b8f4a00f4bfbfaed0489.jpg&typefromurl=ippr_z2C%24qAzdH3FAzdH3Fkwthj_z%26e3Bkwt17_z%26e3Bv54AzdH3FetjoAzdH3Fmclc8nm_z%26e3Bip4&gsm=1#simple_0 原图链接][https://baike.sogou.com/v9151411.htm &rpstart=0&rpnum=0&islist=&querylist=&force=undefined 来自 百度 的图片]]]

流苏子属植物，藤本或攀缘灌木；小枝圆柱形。叶对生，具柄；托叶小，在叶柄间， [[ 三角形 ]] 或披针形，脱落。花单生于叶腋或为顶生的圆锥状聚伞花序；萼管卵形或陀螺形。萼檐短，5裂，宿存；[[花冠高脚碟状]]，裂片5，旋转排列；雄蕊5，着生在花冠喉部，花丝短，花药细长，基着；花盘不明显；子房2室，每室有胚珠多数，柱头纺锤形，伸出。蒴果近球形，2室，室背开裂；种子小，多数，种皮膜质，周围扩展成流苏状的翅，胚乳肉质；胚直，子叶短，胚根圆柱形，下位。